diff --git a/drivers/pci/access.c b/drivers/pci/access.c
index d292d7cb3417062643379805a969f5d29718de2f..49dd766852ba58f5ebad21199e38f1e2a912b498 100644
--- a/drivers/pci/access.c
+++ b/drivers/pci/access.c
@@ -444,7 +444,7 @@ static inline int pcie_cap_version(const struct pci_dev *dev)
 	return pcie_caps_reg(dev) & PCI_EXP_FLAGS_VERS;
 }
 
-static inline bool pcie_cap_has_lnkctl(const struct pci_dev *dev)
+bool pcie_cap_has_lnkctl(const struct pci_dev *dev)
 {
 	int type = pci_pcie_type(dev);
 
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 0601890db22de96131af2d67fd872651ab608133..4a3902d8e6fec7984bb483b55aee4115101cc1f4 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -6,6 +6,8 @@
 
 extern const unsigned char pcie_link_speed[];
 
+bool pcie_cap_has_lnkctl(const struct pci_dev *dev);
+
 /* Functions internal to the PCI core code */
 
 int pci_create_sysfs_dev_files(struct pci_dev *pdev);
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 5ed99309c75800938b666c5c523d7ea3ca07d51f..6244b1834dfe444bd6b3fcc2ac315024e13268ac 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1323,7 +1323,7 @@ static void program_hpp_type2(struct pci_dev *dev, struct hpp_type2 *hpp)
 			~hpp->pci_exp_devctl_and, hpp->pci_exp_devctl_or);
 
 	/* Initialize Link Control Register */
-	if (dev->subordinate)
+	if (pcie_cap_has_lnkctl(dev))
 		pcie_capability_clear_and_set_word(dev, PCI_EXP_LNKCTL,
 			~hpp->pci_exp_lnkctl_and, hpp->pci_exp_lnkctl_or);